Home / 1,296,471,431.58-1,944,712,133.73-313,896,334.02

Finding the Fourth Proportional to 1,296,471,431.58, 1,944,712,133.73 and 313,896,334.02

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Solution

The fourth proportional to 1,296,471,431.58, 1,944,712,133.73 and 313,896,334.02 is: 470,845,708.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,471,431.58 : 1,944,712,133.73 = 313,896,334.02 : x
  2. Step 2: Convert to fraction form
    1,296,471,431.58/1,944,712,133.73 = 313,896,334.02/x
  3. Step 3: Cross multiply
    1,296,471,431.58x = 1,944,712,133.73 × 313,896,334.02
  4. Step 4: Simplify right side
    1,296,471,431.58x = 610,438,009,502,059,008
  5. Step 5: Solve for x
    x = 610,438,009,502,059,008/1,296,471,431.58
  6. Step 6: Final answer
    x = 470,845,708.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.